Re: i686 SMP systems with more then 12 GB ram with 2.4.x kernel ?

From: Benjamin LaHaise (
Date: Sun Jan 06 2002 - 15:23:47 EST

On Sun, Jan 06, 2002 at 04:16:07PM +0000, Alan Cox wrote:
> You don't neccessarily need PSE. Migrating to an option to support > 4K
> _virtual_ page size is more flexible for x86, although it would need
> glibc getpagesize() fixing I think, and might mean a few apps wouldnt
> run in that configuration.

Perhaps, but if the majority of people using 64GB of ram are served well
by PSE, then it's worth getting that 5% of performance back.


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